Enter a problem...
Finite Math Examples
Step 1
Evaluate using the formula .
Step 2
Subtract from .
Step 3
Step 3.1
Rewrite as .
Step 3.2
Cancel the common factor of .
Step 3.2.1
Cancel the common factor.
Step 3.2.2
Rewrite the expression.
Step 3.3
Simplify the numerator.
Step 3.3.1
Multiply by .
Step 3.3.2
Multiply by .
Step 3.3.3
Multiply by .
Step 3.3.4
Multiply by .
Step 3.3.5
Multiply by .
Step 3.3.6
Multiply by .
Step 3.3.7
Multiply by .
Step 3.3.8
Multiply by .
Step 3.3.9
Multiply by .
Step 3.3.10
Multiply by .
Step 3.3.11
Multiply by .
Step 3.3.12
Multiply by .
Step 3.3.13
Multiply by .
Step 3.3.14
Multiply by .
Step 3.3.15
Multiply by .
Step 3.3.16
Multiply by .
Step 3.3.17
Multiply by .
Step 3.3.18
Multiply by .
Step 3.3.19
Multiply by .
Step 3.3.20
Multiply by .
Step 3.3.21
Multiply by .
Step 3.3.22
Multiply by .
Step 3.3.23
Multiply by .
Step 3.3.24
Multiply by .
Step 3.3.25
Multiply by .
Step 3.3.26
Multiply by .
Step 3.3.27
Multiply by .
Step 3.3.28
Multiply by .
Step 3.3.29
Multiply by .
Step 3.3.30
Multiply by .
Step 3.3.31
Multiply by .
Step 3.3.32
Multiply by .
Step 3.3.33
Multiply by .
Step 3.3.34
Multiply by .
Step 3.3.35
Multiply by .
Step 3.3.36
Multiply by .
Step 3.3.37
Multiply by .
Step 3.3.38
Multiply by .
Step 3.3.39
Multiply by .
Step 3.3.40
Multiply by .
Step 3.3.41
Multiply by .
Step 3.3.42
Multiply by .
Step 3.3.43
Multiply by .
Step 3.3.44
Multiply by .
Step 3.3.45
Multiply by .
Step 3.4
Simplify the denominator.
Step 3.4.1
Expand to .
Step 3.4.2
Multiply .
Step 3.4.2.1
Multiply by .
Step 3.4.2.2
Multiply by .
Step 3.4.2.3
Multiply by .
Step 3.4.2.4
Multiply by .
Step 3.4.2.5
Multiply by .
Step 3.4.2.6
Multiply by .
Step 3.4.2.7
Multiply by .
Step 3.4.2.8
Multiply by .
Step 3.4.2.9
Multiply by .
Step 3.4.2.10
Multiply by .
Step 3.4.2.11
Multiply by .
Step 3.4.2.12
Multiply by .
Step 3.4.2.13
Multiply by .
Step 3.4.2.14
Multiply by .
Step 3.4.2.15
Multiply by .
Step 3.4.2.16
Multiply by .
Step 3.4.2.17
Multiply by .
Step 3.4.2.18
Multiply by .
Step 3.4.2.19
Multiply by .
Step 3.4.2.20
Multiply by .
Step 3.4.2.21
Multiply by .
Step 3.4.2.22
Multiply by .
Step 3.4.2.23
Multiply by .
Step 3.4.2.24
Multiply by .
Step 3.4.2.25
Multiply by .
Step 3.4.2.26
Multiply by .
Step 3.4.2.27
Multiply by .
Step 3.4.2.28
Multiply by .
Step 3.4.2.29
Multiply by .
Step 3.4.2.30
Multiply by .
Step 3.4.2.31
Multiply by .
Step 3.4.2.32
Multiply by .
Step 3.4.2.33
Multiply by .
Step 3.4.2.34
Multiply by .
Step 3.4.2.35
Multiply by .
Step 3.4.2.36
Multiply by .
Step 3.4.2.37
Multiply by .
Step 3.4.2.38
Multiply by .
Step 3.4.2.39
Multiply by .
Step 3.4.2.40
Multiply by .
Step 3.4.2.41
Multiply by .
Step 3.4.2.42
Multiply by .
Step 3.4.2.43
Multiply by .
Step 3.4.2.44
Multiply by .
Step 3.4.2.45
Multiply by .
Step 3.4.2.46
Multiply by .
Step 3.4.2.47
Multiply by .
Step 3.5
Cancel the common factor of and .
Step 3.5.1
Factor out of .
Step 3.5.2
Cancel the common factors.
Step 3.5.2.1
Factor out of .
Step 3.5.2.2
Cancel the common factor.
Step 3.5.2.3
Rewrite the expression.
Step 3.6
Cancel the common factor of and .
Step 3.6.1
Factor out of .
Step 3.6.2
Cancel the common factors.
Step 3.6.2.1
Factor out of .
Step 3.6.2.2
Cancel the common factor.
Step 3.6.2.3
Rewrite the expression.
Step 3.7
Cancel the common factor of and .
Step 3.7.1
Factor out of .
Step 3.7.2
Cancel the common factors.
Step 3.7.2.1
Factor out of .
Step 3.7.2.2
Cancel the common factor.
Step 3.7.2.3
Rewrite the expression.
Step 3.8
Cancel the common factor of and .
Step 3.8.1
Factor out of .
Step 3.8.2
Cancel the common factors.
Step 3.8.2.1
Factor out of .
Step 3.8.2.2
Cancel the common factor.
Step 3.8.2.3
Rewrite the expression.
Step 3.9
Cancel the common factor of and .
Step 3.9.1
Factor out of .
Step 3.9.2
Cancel the common factors.
Step 3.9.2.1
Factor out of .
Step 3.9.2.2
Cancel the common factor.
Step 3.9.2.3
Rewrite the expression.
Step 3.10
Cancel the common factor of and .
Step 3.10.1
Factor out of .
Step 3.10.2
Cancel the common factors.
Step 3.10.2.1
Factor out of .
Step 3.10.2.2
Cancel the common factor.
Step 3.10.2.3
Rewrite the expression.
Step 3.11
Cancel the common factor of and .
Step 3.11.1
Factor out of .
Step 3.11.2
Cancel the common factors.
Step 3.11.2.1
Factor out of .
Step 3.11.2.2
Cancel the common factor.
Step 3.11.2.3
Rewrite the expression.
Step 3.12
Cancel the common factor of and .
Step 3.12.1
Factor out of .
Step 3.12.2
Cancel the common factors.
Step 3.12.2.1
Factor out of .
Step 3.12.2.2
Cancel the common factor.
Step 3.12.2.3
Rewrite the expression.
Step 3.13
Cancel the common factor of and .
Step 3.13.1
Factor out of .
Step 3.13.2
Cancel the common factors.
Step 3.13.2.1
Factor out of .
Step 3.13.2.2
Cancel the common factor.
Step 3.13.2.3
Rewrite the expression.
Step 3.14
Cancel the common factor of and .
Step 3.14.1
Factor out of .
Step 3.14.2
Cancel the common factors.
Step 3.14.2.1
Factor out of .
Step 3.14.2.2
Cancel the common factor.
Step 3.14.2.3
Rewrite the expression.
Step 3.14.2.4
Divide by .
Step 3.15
Multiply by .